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Lines Matching refs:zc

224 	volatile struct zschan *zc;
294 		zc = (channel == 0) ? &zsd->zs_chan_a : &zsd->zs_chan_b;
296 		cs->cs_reg_csr  = &zc->zc_csr;
297 		cs->cs_reg_data = &zc->zc_data;
880 	volatile struct zschan *zc = v;
886 		rr0 = in8(&zc->zc_csr);
890 	c = in8(&zc->zc_data);
907 	volatile struct zschan *zc = v;
914 		rr0 = in8(&zc->zc_csr);
919 		out8(&zc->zc_data, c);
932 	volatile struct zschan *zc = zs_conschan;
935 	if (zc) {
936 		c = zs_getc(__UNVOLATILE(zc));
951 	volatile struct zschan *zc = zs_conschan;
953 	if (zc) {
954 		zs_putc(__UNVOLATILE(zc), c);
967 	volatile struct zschan *zc = zs_conschan;
976 		rr0 = in8(&zc->zc_csr);